| abstract |
Enantiomer of formula (II): ** (See formula) ** in which: * indicates the asymmetric carbon showing a defined stereochemistry, X represents H or F; R1, R2, R3 and R4, identical or different, independently represent H, halogen, alkoxy or C1-C6 alkyl; wherein the alkyl chain in the "alkyl" and "alkoxy" groups represents an aliphatic hydrocarbon group which can be straight or branched with 1 to 6 carbon atoms in the chain; wherein one of X, R1, R2, R3, and R4 does not represent H; as well as their pharmaceutically acceptable salts, tautomers, hydrates and solvates. |